Mark C. Thurmond sold $415K of Tenable (TENB)

Executed Feb 26 2025, disclosed Feb 28 2025, 2 days later.

Value, as filed

$415K

10,862 sh across 2 lots

Executed

Feb 26 2025

the trade date, as filed

Disclosed

Feb 28 2025

2 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

MT Mark C. Thurmond Co-Chief Executive Officer profile →

Mark C. Thurmond (Co-Chief Executive Officer) filed 6 Form 4 reports in the past 24 months (0 purchases, 6 sales), most often in TENB. The largest single filing was $862K of TENB (28,500 sh × $30.25, as filed), executed Aug 25 2025.

The name

TENB TENB TENB · 22 filings in 24 months ticker → Insider filings, newest first→ View the original filing at www.sec.gov→

Other filings by Mark C. Thurmond in TENB

TENBSALE Tenable Holdings, Inc. $862K
28,500 sh × $30.25
Exec Aug 25 2025
Filed Aug 26 2025 · 5:30 PM ET TENBSALE Tenable Holdings, Inc. $178K
5,577 sh × $31.98
Exec May 23 2025
Filed May 27 2025 · 5:30 PM ET TENBSALE Tenable Holdings, Inc. $139K
3,606 sh × $38.48
Exec Feb 25 2025
Filed Feb 26 2025 · 5:30 PM ET TENBSALE Tenable Holdings, Inc. $108K
2,537 sh × $42.56
Exec Nov 26 2024
Filed Nov 27 2024 · 5:30 PM ET TENBSALE Tenable Holdings, Inc. $100K
2,343 sh × $42.74
Exec Nov 25 2024
Filed Nov 26 2024 · 5:30 PM ET